00785cam a2200229 a 450000100070000000500170000700700140002400800410003801900130007903500170009203500120010904000130012104300120013410000170014624501490016326000680031230000190038050000500039950400410044965000380049098400270052813021320070118121659.0he bmb024bbcp020508s2001 miu b 000 0 eng d1 a23531868 9000023531868 93220863 aANLbeng at------1 aZhou, Pinbo.10aOrigin of the Dufek layered mafic intrusion and the ferrar igneous province, Antarcticah[microform] :ba geochemical approach /cby Pinbo Zhou. aAnn Arbor, Mich. :bUniversity Microfilms International,c2001. a2 microfiches. aThesis (Ph.D.)--University of Michigan, 2001. aIncludes bibliographical references. 0aIntrusions (Geology)zAntarctica. aANLcmc 252 (30-16994)